The case back of the original featuring the Zenith star logoĪ total of three El Primero models were launched with the movement in 1969 – the first being A384, followed by A385 and A386. Though it’s not limited edition, there will be limited edition variants made for watch magazines are due later in the year.Ĭelebrated for being one of the first automatic chronographs – and the longest lived – the El Primero was the first integrated chronograph with a full rotor, and also the first chronograph (and the first serially produced watch for that matter) running at 36,000 beats per hour, or 5Hz, allowing it to correctly measure time to a tenth of a second. Share Facebook Linkedin Twitter Weibo Instagramįollowing the launch of the three-piece box set and the A386 Revival trio in 18k gold earlier in the year, Zenith has just announced the final instalment of the watches created to mark the 50th anniversary of the El Primero chronograph movement – the El Primero A384 Revival.Ī faithful remake of the original, 1969 A384, the Revival watch has a steel case and is part of the regular collection, making it the most affordable of the anniversary watches.

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